Hello, I'm

Daniel Preciado Delgadillo


Software Engineer focused on backend development, cloud technologies, and distributed systems. I enjoy building secure APIs, working with Linux environments, and designing scalable applications with modern backend frameworks.

/ Career

A brief overview of my career

Dec 2024 - Feb 2026

Software Engineer

Agilezip

Worked on backend API development and business logic using Python and Odoo in production environments. Collaborated with Angular and Ionic applications through REST APIs, handled PostgreSQL debugging and queries, and participated in Linux-based cloud deployments and GitLab workflows.

PythonOdooPostgreSQLREST APIsAngularIonicGitLabLinux
Aug 2020 - Dec 2024

BSc in Computer Systems Engineering

Universidad Autónoma de Aguascalientes

Focused on software engineering, databases, operating systems, networking, and security. Built academic and personal projects related to compilers, web platforms, and backend systems.

Software EngineeringDatabasesOperating SystemsComputer NetworksSecurity

/ Featured Projects

A selection of professional work, published apps, and experimental prototypes.

E-commerce Store APIE-commerce Store APIE-commerce Store API
Backend Project

E-commerce Store API

REST API built with Spring Boot and PostgreSQL for user, product, and order management. Includes layered architecture, DTOs, validation, JWT authentication, authorization, inventory management, and exception handling.

Java Spring Boot Spring Security JWT PostgreSQL Docker
Tiny Compiler + IDETiny Compiler + IDETiny Compiler + IDE
Academic Project

Tiny Compiler + IDE

Academic compiler for the Tiny language built in Python, including lexical, syntactic, and semantic analysis with a lightweight GUI for execution and error handling.

Python Compilers GUI
Blog PlatformBlog PlatformBlog Platform
Full-stack Project

Blog Platform

Full-stack blogging platform inspired by Medium, built with Angular, Express.js, and MongoDB. Features responsive UI, rich text editing, and REST APIs for user and post management.

Angular Express.js MongoDB Node.js Docker

/ Tech Stack

Breakdown of my technical skills, categorized by domain and proficiency

Expert
Proficient
Beginner

Backend

Java
Spring Boot
Spring Security
Python
Node.js
Express.js
REST APIs

Frontend

Angular

Databases

PostgreSQL
MySQL
MongoDB

DevOps & Infrastructure

Docker
Linux
GitLab
GitHub
Bash

/ Contact Me

Feel free to reach out. I'm always open to discussing new projects and opportunities.